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    <h1>安装效果视频<h1> 
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    <video src="mp4/l1.mp4"  width="450" height="450" controls="controls">
      
        </video>
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    <h1>安装效果图<h1>  
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<img src="tp/l1.jpg"/>

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<img src="tp/l2.jpg"/>
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<img src="tp/l3.jpg"/>
<br>
<img src="tp/l4.jpg"/>
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<img src="tp/l5.jpg"/>
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